GB2061426B - Differential transmission drive unit - Google Patents

Differential transmission drive unit

Info

Publication number
GB2061426B
GB2061426B GB8100783A GB8100783A GB2061426B GB 2061426 B GB2061426 B GB 2061426B GB 8100783 A GB8100783 A GB 8100783A GB 8100783 A GB8100783 A GB 8100783A GB 2061426 B GB2061426 B GB 2061426B
Authority
GB
United Kingdom
Prior art keywords
drive unit
differential transmission
transmission drive
differential
unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8100783A
Other versions
GB2061426A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vadetec Corp
Original Assignee
Vadetec Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vadetec Corp filed Critical Vadetec Corp
Publication of GB2061426A publication Critical patent/GB2061426A/en
Application granted granted Critical
Publication of GB2061426B publication Critical patent/GB2061426B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/48—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members with members having orbital motion
    • F16H15/50—Gearings providing a continuous range of gear ratios
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
    • F16H48/30—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means
    • F16H48/34—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means using electromagnetic or electric actuators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/36—Differential gearings characterised by intentionally generating speed difference between outputs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
    • F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
    • F16H1/321—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear the orbital gear being nutating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
    • F16H48/30—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means
    • F16H48/34—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means using electromagnetic or electric actuators
    • F16H2048/343—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means using electromagnetic or electric actuators using a rotary motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/36—Differential gearings characterised by intentionally generating speed difference between outputs
    • F16H2048/362—Differential gearings characterised by intentionally generating speed difference between outputs using a continuously variable transmission
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/38—Constructional details
    • F16H48/40—Constructional details characterised by features of the rotating cases
    • F16H2048/405—Constructional details characterised by features of the rotating cases characterised by features of the bearing of the rotating case
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/20—Transmissions using gears with orbital motion
    • F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
    • F16H2200/201—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with three sets of orbital gears
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/20—Transmissions using gears with orbital motion
    • F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
    • F16H2200/2071—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes using three freewheel mechanism
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/06—Differential gearings with gears having orbital motion
    • F16H48/08—Differential gearings with gears having orbital motion comprising bevel gears
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
    • F16H48/30—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means
    • F16H48/32—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means using fluid pressure actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Friction Gearing (AREA)
  • Transmission Devices (AREA)
GB8100783A 1979-05-30 1980-05-29 Differential transmission drive unit Expired GB2061426B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/043,686 US4296647A (en) 1979-05-30 1979-05-30 Differential transmission drive unit

Publications (2)

Publication Number Publication Date
GB2061426A GB2061426A (en) 1981-05-13
GB2061426B true GB2061426B (en) 1983-03-30

Family

ID=21928371

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8100783A Expired GB2061426B (en) 1979-05-30 1980-05-29 Differential transmission drive unit

Country Status (8)

Country Link
US (1) US4296647A (en)
EP (1) EP0029452B1 (en)
JP (1) JPS6321058B2 (en)
AU (1) AU533652B2 (en)
DE (1) DE3047550C2 (en)
GB (1) GB2061426B (en)
SE (1) SE421825B (en)
WO (1) WO1980002730A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4522079A (en) * 1980-05-19 1985-06-11 Caterpillar Tractor Co. Continuously variable transmission unit
US4378708A (en) * 1980-12-18 1983-04-05 Vadetec Corporation Normal friction force developing system for traction drive transmissions
US4369667A (en) * 1981-07-10 1983-01-25 Vadetec Corporation Traction surface cooling method and apparatus
US4559841A (en) * 1982-03-15 1985-12-24 Caterpillar Tractor Co. Gear train having an internal gear mechanism
US4572015A (en) * 1984-04-04 1986-02-25 Caterpillar Tractor Co. Nutating traction drive transmission
JPS60263760A (en) * 1984-06-13 1985-12-27 Ishikawajima Shibaura Kikai Kk Speed change control device of stepless speed changer
EP0231990A1 (en) * 1986-01-08 1987-08-12 Forbes George De Brie Perry Roller drive assemblies
US4726244A (en) * 1986-04-08 1988-02-23 Pencier Robert D De Reversible continuously variable transmission
US4882948A (en) * 1987-06-08 1989-11-28 Byrnes Jr Raymond A Speed control assembly for nutating cone transmission
JPH04131547A (en) * 1990-09-19 1992-05-06 Hanix Ind Co Ltd Differential gear
JPH04331152A (en) * 1991-05-01 1992-11-19 Nitto Denko Corp Method of fixing printing plate and sheet for the same
JPH0581248U (en) * 1992-03-31 1993-11-05 日東電工株式会社 Double-sided adhesive
US6001042A (en) * 1998-02-05 1999-12-14 Raney; Richard C. Continuously variable transmission with ratio synchronizing system
ITPC20020038A1 (en) * 2002-12-16 2004-06-17 Giuseppe Bausola VARIABLE RATIO TRANSMISSION DEVICE
CN102066807B (en) * 2008-06-05 2014-05-21 马扎罗股份有限公司 Reversible variable transmission RVT
GB201223469D0 (en) 2012-12-27 2013-02-13 Mazaro Nv Design features to improve power density and efficiency of a reversible variable transmission - RVT
WO2014207265A1 (en) * 2013-06-27 2014-12-31 Alcibar Aspuru José Antonio Device for modifying torque
US11353093B2 (en) * 2019-09-04 2022-06-07 Aidan McAnulla Infinitely variable multi-epicyclic friction transmission system for electric motor
US11808326B2 (en) 2019-09-04 2023-11-07 Aidan McAnulla Infinitely variable multi-epicyclic friction transmission system for electric motor

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1431649A (en) * 1921-06-27 1922-10-10 Rae A Tennery Variable-speed gearing
US2209497A (en) * 1938-08-23 1940-07-30 Guy H Hall Variable ratio transmission
US2403627A (en) * 1944-04-24 1946-07-09 Falk Corp Variable-speed transmission
GB839844A (en) * 1955-05-12 1960-06-29 Max Weber Variable speed friction drive
US3224300A (en) * 1959-09-03 1965-12-21 Walter V Chery Automatic transmission
US3261229A (en) * 1963-06-27 1966-07-19 Russell A Thomas Propulsion system for a boat
US3274859A (en) * 1963-11-13 1966-09-27 Graham Transmissions Inc Torque switch for variable speed transmissions
US3263763A (en) * 1964-01-24 1966-08-02 Fmc Corp Variable speed and steer control
US3298238A (en) * 1965-02-18 1967-01-17 Exxon Production Research Co Proportioning transmission
US3670595A (en) * 1969-12-17 1972-06-20 Walter Valdemar Chery Variable speed automatic transmission
US3677109A (en) * 1971-01-14 1972-07-18 Gates Rubber Co Continuously variable friction gear
USRE29328E (en) * 1973-07-13 1977-08-02 Vadetec S.A. Transmission device
US4152946A (en) * 1975-07-22 1979-05-08 Vadetec Corporation Transmission devices
CA1053031A (en) * 1975-09-18 1979-04-24 Textron Inc. Traction-drive transmission
US4112779A (en) * 1976-11-03 1978-09-12 Vadetec Corporation Variable speed transmission device
US4112780A (en) * 1977-04-01 1978-09-12 Vadetec Corporation Variable speed transmission device
US4238976A (en) * 1978-10-19 1980-12-16 Vadetec Corporation Infinitely variable power transmission and system
SE437867B (en) * 1978-10-27 1985-03-18 Caterpillar Tractor Co INCREDIBLE VARIABLE TRANSMISSION UNIT
US4208926A (en) * 1978-11-08 1980-06-24 Caterpillar Tractor Co. Nutating drive
US4233859A (en) * 1979-10-01 1980-11-18 Vadetec Corporation Infinitely variable transmission unit and system incorporating same
US4267749A (en) * 1979-10-12 1981-05-19 Caterpillar Tractor Co. Compact reversible variable speed transmission and differential

Also Published As

Publication number Publication date
AU533652B2 (en) 1983-12-01
EP0029452A1 (en) 1981-06-03
EP0029452B1 (en) 1984-03-28
US4296647A (en) 1981-10-27
EP0029452A4 (en) 1981-09-07
JPS56500620A (en) 1981-05-07
WO1980002730A1 (en) 1980-12-11
SE8100662L (en) 1981-01-30
SE421825B (en) 1982-02-01
JPS6321058B2 (en) 1988-05-02
DE3047550C2 (en) 1985-01-10
GB2061426A (en) 1981-05-13
DE3047550T1 (en) 1982-02-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930529